1998 Ford Windstar hot air in rear vents

1998 FORD WINDSTAR
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IGGY74
  • MEMBER
  • 5 POSTS
Air Conditioning problem
1998 Ford Windstar 6 cyl Front Wheel Drive Automatic 100k miles

hot air in rear vents, front works fine
Aug 1, 2009 at 8:24 AM
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DOCFIXIT
  • ✓Experienced Mechanic
  • 18,828 POSTS
Maybe low charge or most likely expansion valve. What are high and low side gague readings.
Aug 1, 2009 at 8:44 AM
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JIS001
  • ✓Experienced Mechanic
  • 3,412 POSTS
You need to remove the driver side panel near the second ow seat. Look for the vacuum line to the temp door and manually pump vacuum to see if the temp door moves and allows the cold air to flow. If it does then most likely problem will be your A/C control unit having an internal vacuum leak.
Aug 5, 2009 at 4:28 PM
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